CN1926021A - Detachable motor drive for a bicycle - Google Patents
Detachable motor drive for a bicycle Download PDFInfo
- Publication number
- CN1926021A CN1926021A CNA2005800061536A CN200580006153A CN1926021A CN 1926021 A CN1926021 A CN 1926021A CN A2005800061536 A CNA2005800061536 A CN A2005800061536A CN 200580006153 A CN200580006153 A CN 200580006153A CN 1926021 A CN1926021 A CN 1926021A
- Authority
- CN
- China
- Prior art keywords
- drive
- motor
- bicycle
- wheel
- fixed part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M7/00—Motorcycles characterised by position of motor or engine
- B62M7/14—Motorcycles characterised by position of motor or engine with the engine on an auxiliary wheeled unit, e.g. trailer, sidecar
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
A motor drive (10) for a bicycle is provided. The motor drive includes a drive wheel (24) and a motor device (26) driving the drive wheel. The drive wheel contacts the ground and moves the bicycle by rotating friction between the drive wheel and the ground. The motor device includes a fixing portion (30) that attaches the motor device to the frame of the bicycle, and a driving portion (32) that holds the drive wheel and drives the drive wheel. The driving portion (32) is pivotable with respect to the fixing portion (30) between a parking state and a driving state. The drive wheel (24) is spaced from the ground in the parking state, and contacts the ground in the driving state.
Description
Technical field
The present invention relates to the motor drive that a kind of detouchable is used for bicycle.More specifically, the present invention relates to the motor drive that a kind of detouchable is used for bicycle, it can easily be mounted to bicycle or unload from bicycle, and can not interfere the driving system of bicycle.
Background technology
Developed the motor drive of many assistive drive bicycle and mans.These devices use electro-motor or little Gasoline engine to provide propulsive effort as bicycle.When on the bevelled road surface by bike or at a distance by bike the time, these install of great use.
An example as the motor drive that is used for bicycle, the patent No. of McGreen is 5,491,390 U.S. Patent Publication a kind of electric propulsion system that is used for bicycle, it comprise the electro-motor that is fixed to installation component, with the driving rolls of bicycle front-wheel closed contact and the battery pack that is fixed to the bicycle body frame.
The patent No. of Whittaker a kind of Electrical Bicycle that has been 6,155,369 U.S. Patent Publication, it comprises Direct Current Motor, power-transfer clutch and driving circuit.The propulsive effort of motor is delivered to the trailing wheel of bicycle by chain or V-belt.
People's such as Currie the patent No. is that U.S.'s appearance patent of 434,349 discloses a kind of stretcher that has and changes bicycle apart from start unit, it comprise be carried at the battery unit in the triangle space between the bicycle body frame and with the motor of the sprocket engagement of trailing wheel.
People's such as Mayer the patent No. a kind of integral power module of Electrical Bicycle that has been 6,516,911 U.S. Patent Publication, it comprise the target sprocket wheel that can be connected to front-wheel or rear axle and by motor driven with target sprocket wheel ingear pinion sprockets.
People's publication numbers such as Hong be US2002/0027026 U.S. Patent Application Publication a kind of automatic driver of Electrical Bicycle, it comprises motor, the friction wheel that engages with bicycle rear, power drive and electric speed-changing device.
The motor drive that is used for bicycle of prior art has the following disadvantages: they comprise many parts, and therefore cost is very high; They combine with the manpower driving system of bicycle, and perhaps any is taken turns and engages therefore very difficult Assembly ﹠Disassembly with bicycle; Usually they are placed in the middle part or top of stroke, because the center of gravity height, thereby bicycle is difficult to keep balance.
Summary of the invention
The present invention manages to solve the deficiencies in the prior art.
An object of the present invention is to provide a kind of simple motor drive, it can easily be connected to bicycle or unload from bicycle.
Another object of the present invention provides a kind of motor drive, its fully and driving system be separated so that motor drive can be connected to common bicycle, and do not need special adjustment.
Another purpose of the present invention provides a kind of motor drive, and when motor drive did not use, it can easily unload from bicycle.
Another purpose of the present invention provides a kind of motor drive, and it can just can start or stop by a shirtsleeve operation of bicycle rider.
Another purpose of the present invention provides a kind of motor drive, and it is connected to bicycle, and is approaching with ground, so that bicycle single-piece center of gravity reduces.
To achieve these goals, the invention provides a kind of motor drive that is used for bicycle.Bicycle comprises body frame, be pivotally connected to front-wheel and trailing wheel on the body frame, be connected to the sprocket wheel of body frame and make two pedals of sprocket rotation.Motor drive comprises drive wheel and drives the motor apparatus of drive wheel.Drive wheel contacts with ground, by the friction of rolling between drive wheel and the ground bicycle is moved.
Motor apparatus comprises fixed part and drive part, and fixed part is connected to the bicycle body frame with motor apparatus, drive part support drive wheel and driving drive wheel.Drive part can with respect to fixed part stop and driving condition between pivot.In halted state, drive wheel is to be separated with ground, and in driving condition, drive wheel and ground contact.
Drive part comprises the supporter of CD-ROM drive motor, support drive motor and extends and the extendible portion of support drive wheel rotationally from supporter.When motor drive is connected to bicycle, the extendible portion of drive part and drive wheel be positioned at bicycle chainwheel below.Extendible portion and drive wheel are enough narrow so that extendible portion not with the pedal interference of bicycle.
As selection, drive part comprises the supporter of rotational support drive wheel, and drive wheel comprises and is included in drive wheel in-to-in CD-ROM drive motor.
Fixed part comprises the first half partial sums, the second half parts.The first half parts comprise first groove, and the second half parts comprise second groove.First groove and second groove contact with the body frame of bicycle, and when fixed part is fixed on the body frame of bicycle, and the first half partial sums, the second half parts are fastening mutually.
The CD-ROM drive motor of drive part comprises electro-motor.The supporter of drive part is connected to the first half parts of fixed part.Battery is provided for being electro-motor supply electric power, and battery is connected to the second half parts of fixed part.
The supporter of drive part comprises first outshot, and the first half parts of fixed part comprise first slit, it admits first outshot slidably, by first outshot is slipped into first slit, drive part and fixed part is fitted together thus.Battery comprises second outshot, and the second half parts of fixed part comprise second slit, and it admits second outshot slidably, by second outshot is slipped into second slit, battery and fixed part is fitted together thus.
Motor drive further comprises actuator.Actuator pivots drive part between halted state and driving condition, actuator comprises cable and capstan winch, and cable connection is to drive part, and capstan winch takes up cable or unclamps.
Motor drive comprises sensor device.The sensor arrangement senses drive part is in halted state or at driving condition.When the pivot of drive part arrival driving condition or halted state was finished, the capstan winch of actuator stopped.
Sensor device comprises the first sensor and second sensor, and first sensor is positioned to when drive part is switched to driving condition, and drive part contacts with first sensor.Second sensor is positioned to when drive part is switched to halted state, and second portion contacts with second sensor.
Motor drive further comprises press device, and when drive part was switched to driving condition, press device was pressed into ground with drive wheel.Press device is an extension spring, and it has first end and the second end.First end is connected to fixed part, and the second end is connected to drive part.
Motor drive further comprises the operating switch on the handlebar that is installed in bicycle.The startup of operating switch control electro-motor, stop and speed.
Motor drive also can comprise the halt switch that is installed in the bicycle handle bar.When the brake of bicycle was operated, halt switch disconnected the electric current of electro-motor.
The use of motor drive is not limited to bicycle.Motor drive can be connected on anyone power-actuated vehicle, and these manually driven vehicle have body frame and are pivotally connected to the wheel of body frame.
Of the present invention having the following advantages: the structure that (1) provides a kind of simple, light not needing to change bicycle just can be connected to the motor drive of bicycle; (2) motor drive can temporarily be withdrawn by shirtsleeve operation, so that the conversion between manpower driving and the motor driven can be carried out at an easy rate; (3) motor drive is installed in low position, and not can with the parts interference of bicycle pedal or other motion; (4) motor drive is very compact, so that it can be installed on the child's bicycle; (5) bicycle brake the time, motor drive stops.
Although the present invention summarizes,, can understand the present invention more fully by following accompanying drawing, detailed description and additional claim.
Description of drawings
By with reference to the accompanying drawings, these and other feature of the present invention, aspect and advantage will become better understood, in the accompanying drawing:
Fig. 1 has shown motor drive of the present invention and the front view of bicycle that motor drive is installed on it;
Fig. 2 has shown the front view that drives the motor apparatus of drive wheel;
Fig. 3 is the birds-eye view of motor apparatus;
Fig. 4 is the front view that shows the alternate embodiments of motor apparatus;
Fig. 5 is the front view that shows fixed part;
Fig. 6 is the lateral plan that shows fixed part;
Fig. 7 is motor apparatus and the front view that is connected to the battery of motor drive;
Fig. 8 shows the operating switch of motor drive and the illustrative block diagram of halt switch;
Fig. 9 is the front view that display driving part is switched to halted state;
Figure 10 is the cutaway view along 10-10 line among Fig. 9.
The specific embodiment
Fig. 1 has shown the motor drive 10 according to bicycle 12 of the present invention.Two pedals 22 that bicycle 12 comprises body frame 14, is rotatably connected to the front-wheel 16 and the trailing wheel 18 of body frame 14, is connected to the sprocket wheel 20 of bicycle body frame and sprocket wheel 20 is rotated.Motor drive 10 comprises drive wheel 24 and drives the motor apparatus 26 of drive wheel 24.Drive wheel 24 and ground 28 contact, and by the friction of rolling between drive wheel 24 and the ground 28 bicycle are moved.
Fig. 2 has shown motor apparatus 26, and it comprises fixed part 30 and drive part 32, and fixed part 30 is connected to the body frame 14 of bicycle 12 with motor apparatus 26, drive part 32 support drive wheel 24 and drive this drive wheel 24.With respect to fixed part 30, drive part 32 can pivot between halted state and driving condition.In halted state, drive wheel 24 is separated with ground 28.In driving condition, drive wheel 24 contacts with ground 28.
With reference to figure 1, motor drive 10 further comprises actuator 34 again.Actuator 34 pivots drive part 32 between halted state and driving condition.Actuator 34 comprises cable 36 and capstan winch (not shown), and cable 36 is connected to drive part 32, and capstan winch is used to take up or releases cable 36.In driving condition, capstan winch releases cable 36, so that extendible portion 50 reductions, and drive wheel 24 contacts with ground.In halted state, capstan winch takes up cable 36 against the tension force of extension spring 40, so that extendible portion 50 upwards pivots.
As shown in fig. 1, when motor drive 10 is connected to bicycle 12, the extendible portion 50 of drive part 32 and drive wheel 24 be placed on bicycle 12 sprocket wheel 20 below.
As shown in Figure 3, extendible portion 50 and drive wheel 24 are enough narrow, so that extendible portion 50 and drive wheel 24 can not interfered with the pedal 22 of bicycle 12.Drive wheel 24 is waited by chain 74 by CD-ROM drive motor 46 and drives.
Fig. 4 shows alternative embodiment.Drive part 32 comprises the supporter 52 of rotational support drive wheel 24.Drive wheel 24 comprises CD-ROM drive motor 54, and it is included in the inside of drive wheel 24.Supporter 48 among supporter 52 to the first embodiment of this embodiment is shorter, compacter.CD-ROM drive motor 54 comprises electro-motor, and it is assembled in the inside of drive wheel 24 suitably, and rotating drive wheel 24.When the free space that is used to connect motor drive 10 is narrow, child's bicycle for example, then this embodiment is proper.
As shown in Figure 5 and Figure 6, fixed part 30 comprises the first half parts 56 and the second half parts 58.The first half parts 56 comprise that first groove, 60, the second half parts 58 comprise second groove 62.First groove 60 and second groove 62 contact with the body frame 14 of bicycle 12.When fixed part 30 was fixed to the body frame 14 of bicycle 12, the first half parts 56 and the second half parts 58 were fastening mutually by bolt 76.
As shown in Figure 7, the supporter 48 of drive part 32 is connected to the first half parts 56 of fixed part 30.The CD-ROM drive motor 46 of drive part 32 is electro-motors 64, and battery 66 is provided for being electro-motor 64 supply electric power.Battery 66 is connected to the second half parts 58 of fixed part 30.Take this mode, the space that the body frame of bicycle 12 is 14 obtains optimal utilization, and motor drive 10 is connected to bicycle 12, is positioned at extreme lower position.Fixed part 30 can have independent pivoting bracket 78, and it is detachably connected to the second half parts 58.When motor drive 10 does not use, by pivoting bracket 78 is unloaded from the second half parts 58, the drive part 32 that has pivoting bracket 78 can be easy to take off, and, the drive part 32 that has pivoting bracket 78 easily can be connected by pivoting bracket 78 being connected to the second half parts 58.
Gasoline engine also can be used as CD-ROM drive motor 46 through appropriate reconstruction, is connected to fixed part 30, replaces electro-motor.
As shown in Figure 8, motor drive 10 further comprises the operating switch 68 on the handle 70 that is installed in bicycle 12.The startup of operating switch 68 control electro-motors 64, stop and speed.12 can control electro-motor 64 by bike by holding with rotary manipulation switch 68.Operate for the brake equipment 86 to bicycle 12, bicycle rider is answered releasing operation switch 68, and then electro-motor 64 stops automatically.
As shown in Figure 9, drive part 32 is switched to halted state.Even in halted state, still have sufficient space between the sprocket wheel 20 of bicycle 12 and the drive wheel 24 of motor drive 10.
How Figure 10 shows and battery 66 and drive part 32 to be connected to the body frame 14 of bicycle 12 apace or to unload from the body frame 14 of bicycle 12.As shown in figure 10, the supporter 48 of drive part 32 or pivoting bracket 78 comprise first outshot 88, the first half parts 56 of fixed part 58 comprise first slit 90, it can admit first outshot 88 slidably, so that drive part 32 fits together with fixed part 32 by first outshot 88 is slipped into first slit 90.Battery 66 comprises second outshot 92, the second half parts 58 of fixed part 30 comprise second slit 94, it can admit second outshot 92 slidably so that battery 66 by second outshot 92 being slipped in second slit 94 and and fixed part 30 fit together.
As other safety measure, motor drive 10 further comprises halt switch 72, and it is installed on the handle 70 of bicycle 12.When operation bicycle 12 brakes, halt switch 72 disconnects the electric current of electro-motor 64.
The different herein embodiment of reference shows the present invention and describes, but it should be appreciated by one skilled in the art that, can under the condition of the spirit and scope of the present invention that do not depart from appended claim qualification, form, details, composition and operation be made a change.For example, drive wheel can contact with the trailing wheel of bicycle, and bicycle is moved ahead.Drive wheel can always contact with ground, and does not always change between halted state and driving condition.When motor apparatus was out of order, drive wheel was free to rotate, so that drive wheel does not interfere the manpower of bicycle to drive.
Claims (20)
1. motor drive that is used for bicycle, wherein, bicycle comprises body frame, be pivotally connected to the front-wheel and the trailing wheel of body frame, be connected to the sprocket wheel of body frame and make two pedals of sprocket rotation, described motor drive comprises:
A) drive wheel; With
B) motor apparatus of driving drive wheel;
Wherein, drive wheel contacts with ground, and by the friction of rolling between drive wheel and the ground, bicycle is moved.
2. motor drive according to claim 1, wherein, motor apparatus comprises fixed part and drive part, fixed part is connected to the bicycle body frame with motor apparatus, the drive part support drive is taken turns and is driven described drive wheel, and wherein, drive part can pivot between halted state and driving condition with respect to fixed part, wherein, in halted state, drive wheel and ground are separated, wherein, in driving condition, drive wheel contacts with ground.
3. motor drive according to claim 2 further comprises actuator, and wherein, actuator pivots drive part between halted state and driving condition.
4. motor drive according to claim 3, wherein, actuator comprises cable and capstan winch, and cable connection is to described drive part, and capstan winch takes up cable or unclamps.
5. motor drive according to claim 4 further comprises sensor device, wherein, the sensor arrangement senses drive part is in halted state or at driving condition, wherein, when the pivot of drive part arrival driving condition or halted state was finished, the capstan winch of actuator stopped.
6. motor drive according to claim 5, wherein, sensor device comprises the first sensor and second sensor, wherein, first sensor is positioned to when drive part is switched to driving condition, drive part contacts with first sensor, and wherein second sensor is positioned to when drive part is switched to halted state, and drive part contacts with second sensor.
7. motor drive according to claim 2 further comprises press device, and when drive part was switched to driving condition, described press device was pressed into ground with drive wheel.
8. motor drive according to claim 7, wherein, press device is an extension spring, and wherein extension spring has first end and the second end, and wherein first end is connected to fixed part, and the second end is connected to drive part.
9. motor drive according to claim 2, wherein, drive part comprises the supporter of the wheel of support drive rotationally, and wherein drive wheel comprises and is included in drive wheel in-to-in CD-ROM drive motor.
10. motor drive according to claim 2, wherein, drive part comprises the supporter of CD-ROM drive motor, support drive motor and extends and the extendible portion of support drive wheel rotationally from described supporter.
11. motor drive according to claim 10, wherein, when motor drive is connected to bicycle, the extendible portion of drive part and drive wheel be positioned at bicycle chainwheel below, and wherein extendible portion and drive wheel are enough narrow so that extendible portion and drive wheel not with the pedal interference of bicycle.
12. motor drive according to claim 10, wherein, fixed part comprises the first half partial sums, the second half parts, wherein, the first half parts comprise first groove, and the second half parts comprise second groove, and wherein first groove and second groove contact with the body frame of bicycle, and when fixed part was fixed on the body frame of bicycle, the first half partial sums, the second half parts were fastening mutually.
13. motor drive according to claim 12, wherein, the CD-ROM drive motor of drive part comprises electro-motor, wherein, the supporter of drive part is connected to the first half parts of fixed part, wherein, battery is provided for being electro-motor supply electric power, and wherein battery is connected to the second half parts of fixed part.
14. motor drive according to claim 13, wherein, the supporter of drive part comprises first outshot, and the first half parts of fixed part comprise first slit, described first slit is admitted first outshot slidably, thus by first outshot is slipped into first slit, drive part and fixed part are fitted together, and wherein, battery comprises second outshot, and the second half parts of fixed part comprise second slit, and described second slit is admitted second outshot slidably, by second outshot is slipped into second slit, battery and fixed part are fitted together thus.
15. motor drive according to claim 10 further comprises the operating switch on the handlebar that is installed in bicycle, wherein, the CD-ROM drive motor of drive part comprises electro-motor, wherein, the startup of operating switch control electro-motor, stops and speed.
16. motor drive according to claim 10 further comprises the halt switch on the handlebar that is installed in bicycle, wherein, the CD-ROM drive motor of drive part comprises electro-motor, wherein, when the brake of bicycle was operated, halt switch disconnected the electric current of electro-motor.
17. a motor drive that is used for the manually driven vehicle, wherein, the manually driven vehicle comprise body frame and one or more the wheel, and it is pivotally connected to body frame, and motor drive comprises:
A) drive wheel and
B) motor apparatus of driving drive wheel;
Wherein, drive wheel contacts with ground, and by the friction of rolling between wheel and the ground, bicycle is moved.
18. motor drive according to claim 17, wherein, motor apparatus comprises fixed part and drive part, and fixed part is connected to motor apparatus the body frame of the manually driven vehicle, described drive wheel is taken turns and driven to the drive part support drive, wherein, drive part can pivot between halted state and driving condition with respect to fixed part, wherein, in halted state, drive wheel and ground are separated, and in driving condition, drive wheel contacts with ground.
19. motor drive according to claim 18 further comprises actuator, wherein, actuator can make drive part pivot between halted state and driving condition.
20. motor drive according to claim 18 further comprises press device, when drive part was switched to driving condition, described press device was pressed into ground with driving.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/787,868 | 2004-02-26 | ||
| US10/787,868 US6880661B1 (en) | 2004-02-26 | 2004-02-26 | Detachable motor drive for a bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1926021A true CN1926021A (en) | 2007-03-07 |
| CN100455478C CN100455478C (en) | 2009-01-28 |
Family
ID=34435903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800061536A Expired - Fee Related CN100455478C (en) | 2004-02-26 | 2005-02-25 | Detachable motor drive for a bicycle |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6880661B1 (en) |
| CN (1) | CN100455478C (en) |
| WO (1) | WO2005082083A2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104890782A (en) * | 2014-03-05 | 2015-09-09 | 安恒美有限公司 | Dual-purpose kid bicycle |
| CN108791675A (en) * | 2018-06-10 | 2018-11-13 | 余静远 | Electric booster and control method for Manpower propulsion of bicycle |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1652965A (en) * | 2002-05-15 | 2005-08-10 | S·B·卡察罗斯 | Hub motor formed in a wheel and a method associated therewith |
| BRPI0514598A (en) * | 2004-08-25 | 2008-06-17 | Stephen B Katsaros | central engine formed on a wheel and associated methods |
| AT501321A1 (en) * | 2005-01-26 | 2006-08-15 | Johannes Buchner | MOUNTABLE ELECTRIC DRIVE SET FOR BICYCLES AND THE EQUIVALENT |
| US20070013244A1 (en) * | 2005-07-12 | 2007-01-18 | Kinkaid Christopher P | Friction drive electrical power converter apparatus and process |
| DE102006007377A1 (en) * | 2006-02-17 | 2007-08-30 | Tente Gmbh & Co. Kg | Hospital bed with another in contact with the ground optionally driven additional role |
| US9474664B2 (en) | 2010-10-05 | 2016-10-25 | Pride Mobility Products Corporation | Anti-tip and suspension systems for wheelchairs |
| US8757311B2 (en) * | 2011-06-10 | 2014-06-24 | Yet Chan | Motorized driving device |
| EP3260101B1 (en) * | 2011-07-06 | 2021-12-08 | Max Mobility, LLC | Motion-based power assist system for wheelchairs |
| US9144525B2 (en) | 2013-03-14 | 2015-09-29 | Max Mobility, Llc. | Motion assistance system for wheelchairs |
| AU2014239599B2 (en) * | 2013-03-15 | 2018-08-09 | Stryker Corporation | Medical support apparatus |
| US20160214675A1 (en) * | 2013-09-16 | 2016-07-28 | Daniel DeCordova | Multi-modal vehicles capable of legally traveling in different classification categories |
| US10730584B2 (en) | 2014-09-11 | 2020-08-04 | Stacyc, Inc. | Convertible motorized running cycle |
| US9937975B2 (en) * | 2014-09-11 | 2018-04-10 | REP Concepts, Inc. | Convertible motorized running cycle |
| US9795524B2 (en) | 2015-02-24 | 2017-10-24 | Max Mobility, Llc | Assistive driving system for a wheelchair |
| US9925999B2 (en) | 2015-09-29 | 2018-03-27 | Radio Flyer Inc. | Power assist wagon |
| US11155147B2 (en) | 2016-07-15 | 2021-10-26 | Ford Global Technologies, Llc | Auxiliary power device |
| US10583852B2 (en) | 2016-11-02 | 2020-03-10 | Radio Flyer Inc. | Foldable wagon |
| USD866676S1 (en) | 2017-11-02 | 2019-11-12 | Radio Flyer Inc. | Foldable wagon |
| US10167051B1 (en) | 2017-12-12 | 2019-01-01 | Max Mobility, Llc | Assistive driving system for a wheelchair and method for controlling assistive driving system |
| US11603165B2 (en) | 2021-03-04 | 2023-03-14 | StaCyc, LLC | Bike frame having a drive module enclosure |
| USD1022804S1 (en) | 2021-12-13 | 2024-04-16 | StaCyc, LLC | Electric bicycle |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3312299A (en) * | 1965-06-10 | 1967-04-04 | Floyd W Kuecker | Bicycle propelling unit |
| US3767000A (en) * | 1971-12-29 | 1973-10-23 | G Smith | Motorcycle with auxiliary wheel |
| JPS5214502B2 (en) * | 1973-07-27 | 1977-04-22 | ||
| US4413692A (en) * | 1981-10-13 | 1983-11-08 | Clifft Dale L | Power assisting device for a manually operable vehicle |
| DE3303525A1 (en) * | 1983-02-03 | 1984-08-09 | Wilfried 4600 Dortmund Kalkreuter | Device for optionally motorising bicycles |
| CN2052393U (en) * | 1989-05-30 | 1990-02-07 | 黄小放 | Separable electric-pusher for the cycles |
| US5141067A (en) * | 1990-11-15 | 1992-08-25 | Diggs Thomas M | Bicycle power pack |
| US5222567A (en) * | 1991-04-26 | 1993-06-29 | Genus Inc. | Power assist device for a wheelchair |
| US5491390A (en) | 1994-01-18 | 1996-02-13 | Mcgreen; James R. | Electric propulsion system for a bicycle |
| US5842535A (en) * | 1996-02-02 | 1998-12-01 | Electric Transportation Company, Llc | Electric drive assembly for bicycles |
| US6269898B1 (en) | 1998-02-23 | 2001-08-07 | Currie Technologies, Inc. | Unitary power module for electric bicycles, bicycle combinations and vehicles |
| US6155369A (en) | 1998-03-26 | 2000-12-05 | Whittaker; Ronald W. | Electric bicycle |
| USD434349S (en) | 1998-09-10 | 2000-11-28 | Currie Technologies Incorporated | Electric bicycle with pedal torque enable unit |
| WO2000040456A1 (en) | 1999-01-07 | 2000-07-13 | Hong Seok Gi | Automatic transmission for electric bicycle |
| US6290014B1 (en) * | 1999-02-09 | 2001-09-18 | Maccready, Jr. Paul B. | Power assist for bicycles |
| US6502842B2 (en) * | 2001-01-30 | 2003-01-07 | Frank Ko | Bicycle power generating arrangement |
| CN1373070A (en) * | 2002-02-22 | 2002-10-09 | 刘东红 | Detachable moped |
-
2004
- 2004-02-26 US US10/787,868 patent/US6880661B1/en not_active Expired - Fee Related
-
2005
- 2005-02-25 WO PCT/US2005/006263 patent/WO2005082083A2/en active Application Filing
- 2005-02-25 CN CNB2005800061536A patent/CN100455478C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104890782A (en) * | 2014-03-05 | 2015-09-09 | 安恒美有限公司 | Dual-purpose kid bicycle |
| CN108791675A (en) * | 2018-06-10 | 2018-11-13 | 余静远 | Electric booster and control method for Manpower propulsion of bicycle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2005082083A2 (en) | 2005-09-09 |
| WO2005082083A3 (en) | 2006-04-27 |
| CN100455478C (en) | 2009-01-28 |
| US6880661B1 (en) | 2005-04-19 |
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